Concrete reinforcing bar coupler part



FIG. 1 is a front perspective view of a concrete reinforcing bar coupler part showing our new design.

FIG. 2 is a rear perspective view thereof.

FIG. 3 is a side view from one side.

FIG. 4 is a side view from the opposite side.

FIG. 5 is a rear view; and,

FIG. 6 is a front view. 

CLAIM The ornamental design for a concrete reinforcing bar coupler part, as shown and described. 